CN210357589U

CN210357589U - Centrifugal ore separator of steady operation

Info

Publication number: CN210357589U
Application number: CN201920908157.2U
Authority: CN
Inventors: 曾斌; 江亲义; 陈昌延; 袁善喜; 兰富荣
Original assignee: Xinyang Huarui Molybrenum New Materials Co ltd
Current assignee: Xinyang Huarui Molybrenum New Materials Co ltd
Priority date: 2019-06-17
Filing date: 2019-06-17
Publication date: 2020-04-21
Anticipated expiration: 2029-06-17

Abstract

A centrifugal concentrator capable of working stably comprises a base, an outer shell and a rotary drum, wherein the outer shell is fixedly mounted at the upper end of the base, the rotary drum is arranged on the inner side of the outer shell, and the rotary drum is of a truncated cone-shaped structure with an inverted trapezoid cross section; the upper end of shell body is provided with the stirring casing, and the lower extreme of stirring casing is connected with the inlet pipe, and the lower extreme of inlet pipe is just to the rotary drum setting, and the level is provided with first pivot in the stirring casing, many puddlers of the even fixedly connected with in commodity quantity both sides of first pivot, and bearing and stirring casing swivelling joint are passed through at the both ends of puddler, and first pivot lies in one of the stirring casing outside and serves the first driven pulleys of fixedly connected with, the utility model has the advantages of simple structure and reasonable design, can effectively prevent that the large granule discharging pipe from blockking up, guarantee the normal work of concentrator, can stir the ore pulp simultaneously before the ore dressing, prevent to take place the stratification.

Description

Centrifugal ore separator of steady operation

Technical Field

The utility model relates to a concentrator, especially a centrifugal concentrator of stable work.

Background

Mineral resources are products of earth crust in the long-term formation, development and evolution process, and are formed by gathering natural minerals under certain geological conditions through certain geological action. Different geological events may result in different types of minerals. The mineral resources in China are very rich. Mineral separation is a common operation in mineral production, and is a process of crushing and grinding ores according to physical and chemical properties of different minerals in the ores, separating useful minerals from gangue minerals by methods such as a gravity separation method, a flotation method, a magnetic separation method, an electric separation method and the like, separating various symbiotic useful minerals from each other as much as possible, and removing or reducing harmful impurities to obtain raw materials required by smelting or other industries.

Centrifugal separation is a common separation method, and modern centrifugal separators have many defects, for example, the modern centrifugal separators lack an effective stirring method, and ore pulp is easy to layer, so that the separation quality is reduced, and the tailings of the modern separators easily block pipelines, so that the pipelines are often cleaned manually, and the separation efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a centrifugal concentrator of stable work.

In order to achieve the above object, the utility model provides a following technical scheme: a centrifugal concentrator capable of working stably comprises a base, an outer shell and a rotary drum, wherein the outer shell is fixedly mounted at the upper end of the base, the rotary drum is arranged on the inner side of the outer shell, and the rotary drum is of a truncated cone-shaped structure with an inverted trapezoid cross section; the upper end of the outer shell is provided with a stirring shell, the lower end of the stirring shell is connected with a feeding pipe, and the lower end of the feeding pipe is arranged opposite to the rotary drum; a first rotating shaft is horizontally arranged in the stirring shell, a plurality of stirring rods are uniformly and fixedly connected to two sides of the first rotating shaft, two ends of each stirring rod are rotatably connected with the stirring shell through bearings, and one end of the first rotating shaft, which is positioned outside the stirring shell, is fixedly connected with a first driven belt wheel; a first driving motor is fixedly connected to the left side of the upper end of the outer shell, a second rotating shaft is fixedly connected to the output end of the first driving motor, a first driving belt wheel is fixedly connected to the second rotating shaft, the first driving belt wheel and the first driven belt wheel are in transmission connection through a belt, the second rotating shaft extends to the inner side of the feeding pipe, and a stirring blade is fixedly connected to the second rotating shaft in the feeding pipe; a plurality of annular grids are fixedly connected with the inside of the rotary drum at equal intervals, a rotary shaft is fixedly connected with the middle part of the rotary drum, the rotary shaft is of an internal hollow structure, the rotary shaft is rotatably connected with the base through a bearing, a second driven belt wheel is fixedly connected with the outer side of the lower end of the rotary shaft, a second driving belt wheel is arranged on the right side of the second driven belt wheel, the second driven belt wheel is in transmission connection with the second driving belt wheel through a belt, the middle part of the lower end of the second driving belt wheel is fixedly connected with a second driving motor, supporting legs are fixedly connected with two sides of the lower end of the base, and the second; the lower extreme of axis of rotation is provided with the backwash water pipe, rotates through the bearing between backwash water pipe and the axis of rotation to be connected, and the outside of backwash water pipe is connected with heavy granule discharge pipe, and the lower extreme right side of shell body is connected with the concentrate discharge pipe, and the bottom of backwash water pipe is connected with the inlet tube.

As a further aspect of the present invention: the outer side of the rotary drum is fixedly connected with a first connecting rod, one end, far away from the rotary drum, of the first connecting rod is fixedly connected with a roller carrier, a roller is rotatably connected with the roller carrier, a roller groove is formed in the inner side wall of the outer shell, and the roller is rotatably arranged in the roller groove.

As a further aspect of the present invention: the lower extreme both sides fixedly connected with second connecting rod of rotary drum, the lower extreme of second connecting rod rotates and is connected with the spin, has seted up the spin groove on the upper surface of base, and the spin rotates and sets up at the spin inslot.

As a further aspect of the present invention: one end of the stirring rod, which is far away from the first rotating shaft, is fixedly connected with a spherical bulge.

As a further aspect of the present invention: the bottom of rotary drum is provided with divides the sand table, divides the sand table to pass through the fixed setting of support column on the base.

As a further aspect of the present invention: the inlet tube is connected with a filter box, and the filter box is filled with filter cotton.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the device can rapidly realize the separation of mineral aggregates by a centrifugal separation mode, has simple structure and convenient operation, and can rapidly discharge larger-particle mineral aggregates by the back flushing water pipe;

2. the backwashing water can be filtered through the filter cotton in the filter box, so that impurities can be blocked outside the backwashing water pipe, and smoothness is guaranteed;

3. through the matching of the rolling balls and the rolling grooves and the matching of the roller grooves and the rollers, the stability of the rotary drum can be ensured during rotation, and the shaking is prevented;

4. through the puddler stir the mineral aggregate, prevent to take place the phenomenon of layering, can break up the mineral aggregate, the regulation can be connected with stirring vane in the second pivot and can further stir the mineral aggregate for mineral aggregate can be even enter into the rotary drum in, guarantee separation quality.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a top view of the ball rolling groove of the present invention;

fig. 4 is a schematic structural diagram of the drum of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a centrifugal concentrator with stable operation includes a base 18, an outer casing 31 and a drum 12, the outer casing 31 is fixedly installed at the upper end of the base 18, the drum 12 is installed inside the outer casing 31, and the drum 12 is a truncated cone structure with an inverted trapezoidal cross section; a first connecting rod 13 is fixedly connected to the outer side of the rotary drum 12, one end, far away from the rotary drum 12, of the first connecting rod 13 is fixedly connected with a roller carrier 30, a roller is rotatably connected to the roller carrier 30, a roller groove 23 is formed in the inner side wall of the outer shell 31, the roller is rotatably arranged in the roller groove 23, second connecting rods 15 are fixedly connected to two sides of the lower end of the rotary drum 12, the lower end of each second connecting rod 15 is rotatably connected with a rolling ball 16, a rolling ball groove 17 is formed in the upper surface of the base 18, and the rolling ball 16 is rotatably arranged in the rolling ball;

the upper end of the outer shell 31 is provided with a stirring shell 1, the lower end of the stirring shell 1 is connected with a feeding pipe 9, and the lower end of the feeding pipe 9 is arranged opposite to the rotary drum 12; a first rotating shaft 7 is horizontally arranged in the stirring shell 1, a plurality of stirring rods 7 are uniformly and fixedly connected to two sides of the first rotating shaft 7, two ends of each stirring rod 7 are rotatably connected with the stirring shell 1 through bearings, one end, far away from the first rotating shaft 7, of each stirring rod 7 is fixedly connected with a spherical bulge 3, and one end, located on the outer side of the stirring shell 1, of each first rotating shaft 7 is fixedly connected with a first driven belt wheel 2; a first driving motor 5 is fixedly connected to the left side of the upper end of the outer shell 31, a second rotating shaft 8 is fixedly connected to the output end of the first driving motor 5, a first driving belt wheel 6 is fixedly connected to the second rotating shaft 8, the first driving belt wheel 6 is in transmission connection with a first driven belt wheel 2 through a belt, the second rotating shaft 8 extends to the inner side of the feeding pipe 9, and a stirring blade 10 is fixedly connected to the second rotating shaft 8 positioned inside the feeding pipe 9;

a plurality of circular ring-shaped gratings 11 are fixedly connected in the rotary drum 12 at equal intervals, a sand separating table 14 is arranged at the bottom of the rotary drum 12, and the sand separating table 14 is fixedly arranged on a base 18 through supporting columns; a rotating shaft 19 is fixedly connected to the middle of the rotating drum 12, the rotating shaft 19 is of a hollow structure, the rotating shaft 19 is rotatably connected with a base 18 through a bearing, a second driven belt pulley 20 is fixedly connected to the outer side of the lower end of the rotating shaft 19, a second driving belt pulley 24 is arranged on the right side of the second driven belt pulley 20, the second driven belt pulley 20 is in transmission connection with the second driving belt pulley 24 through a belt, the middle of the lower end of the second driving belt pulley 24 is fixedly connected with a second driving motor 25, supporting legs 28 are fixedly connected to two sides of the lower end of the base 18, and the second driving motor 25 is fixedly mounted on a mounting plate on the supporting legs; the lower extreme of axis of rotation 19 is provided with backwash water pipe 22, rotates through the bearing between backwash water pipe 22 and the axis of rotation 19 to be connected, and the outside of backwash water pipe 22 is connected with heavy granule discharge pipe 21, and the lower extreme right side of shell body 31 is connected with the concentrate discharge pipe, and backwash water pipe 22's bottom is connected with inlet tube 27, is connected with rose box 26 on the inlet tube 27, and the rose box 26 intussuseption is filled with the filter pulp.

The utility model discloses a structural feature and theory of operation: when the device works, the driving motor 25 drives the rotating shaft 19 to rotate, the rotating shaft 19 drives the rotating drum 12 to rotate, under the action of gravity and centrifugal force, lighter particles fully move upwards along the grating 11 on the rotating drum 12, and finally overflow from the rotating drum 12, so that sorting operation is completed, heavier particles enter the backwashing water pipe 22 through the rotating shaft 19, water is introduced into the backwashing water pipe 22 through the water inlet pipe 27, heavier particles are discharged through the heavy particle discharge pipe 21, the introduced water is filtered through filter cotton filled in the filter box 26, impurities can be effectively prevented from entering the backwashing water pipe 22, the rotating drum 12 can keep stability when rotating through the matching of the rolling balls 16 and the rolling grooves 17 and through the matching of the roller grooves 23 and the rollers, shaking is prevented, in addition, before mineral materials enter the rotating drum 12, can stir the mineral aggregate through puddler 7, prevent to take place the phenomenon of layering, can break up the mineral aggregate, improve separation quality, the regulation can be connected with stirring vane 10 on the second pivot 8 and can further stir the mineral aggregate for the mineral aggregate can be even enter into rotary drum 12 in, guarantee separation quality.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A centrifugal concentrator capable of working stably comprises a base, an outer shell and a rotary drum, and is characterized in that the outer shell is fixedly mounted at the upper end of the base, the rotary drum is arranged on the inner side of the outer shell, and the rotary drum is of a truncated cone-shaped structure with an inverted trapezoid cross section; the upper end of the outer shell is provided with a stirring shell, the lower end of the stirring shell is connected with a feeding pipe, and the lower end of the feeding pipe is arranged opposite to the rotary drum; a first rotating shaft is horizontally arranged in the stirring shell, a plurality of stirring rods are uniformly and fixedly connected to two sides of the first rotating shaft, two ends of each stirring rod are rotatably connected with the stirring shell through bearings, and one end of the first rotating shaft, which is positioned outside the stirring shell, is fixedly connected with a first driven belt wheel; a first driving motor is fixedly connected to the left side of the upper end of the outer shell, a second rotating shaft is fixedly connected to the output end of the first driving motor, a first driving belt wheel is fixedly connected to the second rotating shaft, the first driving belt wheel and the first driven belt wheel are in transmission connection through a belt, the second rotating shaft extends to the inner side of the feeding pipe, and a stirring blade is fixedly connected to the second rotating shaft in the feeding pipe; a plurality of annular grids are fixedly connected with the inside of the rotary drum at equal intervals, a rotary shaft is fixedly connected with the middle part of the rotary drum, the rotary shaft is of an internal hollow structure, the rotary shaft is rotatably connected with the base through a bearing, a second driven belt wheel is fixedly connected with the outer side of the lower end of the rotary shaft, a second driving belt wheel is arranged on the right side of the second driven belt wheel, the second driven belt wheel is in transmission connection with the second driving belt wheel through a belt, the middle part of the lower end of the second driving belt wheel is fixedly connected with a second driving motor, supporting legs are fixedly connected with two sides of the lower end of the base, and the second; the lower extreme of axis of rotation is provided with the backwash water pipe, rotates through the bearing between backwash water pipe and the axis of rotation to be connected, and the outside of backwash water pipe is connected with heavy granule discharge pipe, and the lower extreme right side of shell body is connected with the concentrate discharge pipe, and the bottom of backwash water pipe is connected with the inlet tube.

2. A centrifugal concentrator for stabilizing operation as claimed in claim 1, wherein a first connecting rod is fixedly attached to the outer side of the drum, a roller frame is fixedly attached to an end of the first connecting rod remote from the drum, a roller is rotatably attached to the roller frame, and a roller groove is formed in the inner side wall of the outer casing, and the roller is rotatably disposed in the roller groove.

3. A centrifugal concentrator capable of working stably according to claim 1, wherein second connecting rods are fixedly connected to two sides of the lower end of the rotary drum, rolling balls are rotatably connected to the lower ends of the second connecting rods, rolling ball grooves are formed in the upper surface of the base, and the rolling balls are rotatably arranged in the rolling ball grooves.

4. A centrifugal concentrator for stable operation according to claim 1, wherein a spherical projection is fixedly attached to an end of the agitator arm remote from the first axis of rotation.

5. A centrifugal concentrator for stable operation as claimed in claim 1 wherein the bottom of the bowl is provided with a sand separating disc which is fixedly mounted to the base by support posts.

6. A centrifugal concentrator for stable operation as claimed in claim 1 wherein the inlet conduit is connected to a filter box filled with filter cotton.